<!DOCTYPE html>
<html>
<head>
  <meta charset="utf-8">
  <title>JS Bin</title>
  <style>
    span.logo:hover{
      background-position: 0px -100px;
    }
    span.logo{
      height: 100px;
      width: 100px;
      display: inline-block;
      background:       url(http://7xpvnv.com2.z0.glb.qiniucdn.com/f754722e-f087-4014-9711-15a36bb3ac0b) no-repeat;
      background-position: 0px 0px;
      background-size: 100px;
    }
  </style>
</head>
<body>
<div></div>
  <span class="logo"></span>
</body>
</html>
